/**
 * Detaches a proxy from its Y.js value by creating a JSON representation of its current state.
 * This should be called before the Y.js value is deleted or detached from its document.
 *
 * @param yjsValue The Y.js value to detach the proxy from.
 * @returns The proxy associated with the Y.js value, if any.
 */
export declare function detachProxyOfYjsValue(yjsValue: unknown): object | undefined;